82690020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:155

約数の個数: 288

約数和(自身を含む): 310302720

約数和(自身を除く): 227612700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 31, 35, 36, 42, 45, 58, 60, 62, 63, 70, 73, 84, 87, 90, 93, 105, 116, 124, 126, 140, 145, 146, 155, 174, 180, 186, 203, 210, 217, 219, 252, 261, 279, 290, 292, 310, 315, 348, 365, 372, 406, 420, 434, 435, 438, 465, 511, 522, 558, 580, 609, 620, 630, 651, 657, 730, 812, 868, 870, 876, 899, 930, 1015, 1022, 1044, 1085, 1095, 1116, 1218, 1260, 1302, 1305, 1314, 1395, 1460, 1533, 1740, 1798, 1827, 1860, 1953, 2030, 2044, 2117, 2170, 2190, 2263, 2436, 2555, 2604, 2610, 2628, 2697, 2790, 3045, 3066, 3255, 3285, 3596, 3654, 3906, 4060, 4234, 4340, 4380, 4495, 4526, 4599, 5110, 5220, 5394, 5580, 6090, 6132, 6293, 6351, 6510, 6570, 6789, 7308, 7665, 7812, 8091, 8468, 8990, 9052, 9135, 9198, 9765, 10220, 10585, 10788, 11315, 12180, 12586, 12702, 13020, 13140, 13485, 13578, 14819, 15330, 15841, 16182, 17980, 18270, 18396, 18879, 19053, 19530, 20367, 21170, 22630, 22995, 25172, 25404, 26970, 27156, 29638, 30660, 31465, 31682, 31755, 32364, 33945, 36540, 37758, 38106, 39060, 40455, 40734, 42340, 44457, 45260, 45990, 47523, 53940, 56637, 59276, 62930, 63364, 63510, 65627, 67890, 74095, 75516, 76212, 79205, 80910, 81468, 88914, 91980, 94395, 95046, 95265, 101835, 113274, 125860, 127020, 131254, 133371, 135780, 142569, 148190, 158410, 161820, 177828, 188790, 190092, 190530, 196881, 203670, 222285, 226548, 237615, 262508, 266742, 283185, 285138, 296380, 316820, 328135, 377580, 381060, 393762, 407340, 444570, 459389, 475230, 533484, 566370, 570276, 590643, 656270, 666855, 712845, 787524, 889140, 918778, 950460, 984405, 1132740, 1181286, 1312540, 1333710, 1378167, 1425690, 1837556, 1968810, 2296945, 2362572, 2667420, 2756334, 2851380, 2953215, 3937620, 4134501, 4593890, 5512668, 5906430, 6890835, 8269002, 9187780, 11812860, 13781670, 16538004, 20672505, 27563340, 41345010, 82690020]

約数ペア:

[(1, 82690020), (2, 41345010), (3, 27563340), (4, 20672505), (5, 16538004), (6, 13781670), (7, 11812860), (9, 9187780), (10, 8269002), (12, 6890835), (14, 5906430), (15, 5512668), (18, 4593890), (20, 4134501), (21, 3937620), (28, 2953215), (29, 2851380), (30, 2756334), (31, 2667420), (35, 2362572), (36, 2296945), (42, 1968810), (45, 1837556), (58, 1425690), (60, 1378167), (62, 1333710), (63, 1312540), (70, 1181286), (73, 1132740), (84, 984405), (87, 950460), (90, 918778), (93, 889140), (105, 787524), (116, 712845), (124, 666855), (126, 656270), (140, 590643), (145, 570276), (146, 566370), (155, 533484), (174, 475230), (180, 459389), (186, 444570), (203, 407340), (210, 393762), (217, 381060), (219, 377580), (252, 328135), (261, 316820), (279, 296380), (290, 285138), (292, 283185), (310, 266742), (315, 262508), (348, 237615), (365, 226548), (372, 222285), (406, 203670), (420, 196881), (434, 190530), (435, 190092), (438, 188790), (465, 177828), (511, 161820), (522, 158410), (558, 148190), (580, 142569), (609, 135780), (620, 133371), (630, 131254), (651, 127020), (657, 125860), (730, 113274), (812, 101835), (868, 95265), (870, 95046), (876, 94395), (899, 91980), (930, 88914), (1015, 81468), (1022, 80910), (1044, 79205), (1085, 76212), (1095, 75516), (1116, 74095), (1218, 67890), (1260, 65627), (1302, 63510), (1305, 63364), (1314, 62930), (1395, 59276), (1460, 56637), (1533, 53940), (1740, 47523), (1798, 45990), (1827, 45260), (1860, 44457), (1953, 42340), (2030, 40734), (2044, 40455), (2117, 39060), (2170, 38106), (2190, 37758), (2263, 36540), (2436, 33945), (2555, 32364), (2604, 31755), (2610, 31682), (2628, 31465), (2697, 30660), (2790, 29638), (3045, 27156), (3066, 26970), (3255, 25404), (3285, 25172), (3596, 22995), (3654, 22630), (3906, 21170), (4060, 20367), (4234, 19530), (4340, 19053), (4380, 18879), (4495, 18396), (4526, 18270), (4599, 17980), (5110, 16182), (5220, 15841), (5394, 15330), (5580, 14819), (6090, 13578), (6132, 13485), (6293, 13140), (6351, 13020), (6510, 12702), (6570, 12586), (6789, 12180), (7308, 11315), (7665, 10788), (7812, 10585), (8091, 10220), (8468, 9765), (8990, 9198), (9052, 9135)]